发明人胡光,马晓峰,钱学锋. "Method for the Synthesis of 3-Allyl-2-((2-hydroxyethyl)thio)-3,5-dihydro-4H-pyrimido[5,4-b]indol-4-one" [P]. 中国发明专利, 专利号 CN 116104149 A, 授权公告日 2016-06-23.
发明人徐明华,沈红梅,高志强. "A Process for Preparing High-Purity 3-Allyl-2-((2-hydroxyethyl)thio)-3,5-dihydro-4H-pyrimido[5,4-b]indol-4-one" [P]. 中国发明专利, 专利号 CN 112478641 A, 授权公告日 2021-10-01.
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